Home / 403,871,587.83-557,387,076.98-234,363,166.47

Finding the Fourth Proportional to 403,871,587.83, 557,387,076.98 and 234,363,166.47

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Solution

The fourth proportional to 403,871,587.83, 557,387,076.98 and 234,363,166.47 is: 323,446,868.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,871,587.83 : 557,387,076.98 = 234,363,166.47 : x
  2. Step 2: Convert to fraction form
    403,871,587.83/557,387,076.98 = 234,363,166.47/x
  3. Step 3: Cross multiply
    403,871,587.83x = 557,387,076.98 × 234,363,166.47
  4. Step 4: Simplify right side
    403,871,587.83x = 130,631,000,311,076,336
  5. Step 5: Solve for x
    x = 130,631,000,311,076,336/403,871,587.83
  6. Step 6: Final answer
    x = 323,446,868.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.